Location & Surroundings
La Grosse Roche is a shoals in Quebec, Canada, at 19 m elevation. The nearest larger town is Beauharnois, 6 km to the southwest. The national capital Ottawa is about 145 km to the west. The nearest airport is Montreal-Pierre Elliott Trudeau International Airport, 13 km away.
Overview
La Grosse Roche is a shoal.
It is located in Notre-Dame-de-l'Île-Perrot, Canada.
Basic Data
- Country Canada
- Located in Notre-Dame-de-l'Île-Perrot
- Type shoals (SHSU)
- hazards to surface navigation composed of unconsolidated material
Geography
-
Coordinates
45° 21' 44" N, 73° 50' 55" W
- Elevation DEM: 19 m
- Timezone America/Toronto
- Time Shift GMT -5 (DST -4)
Statistics & Country
- Pop. Density 0 p/km²
- Built-up 0.0%
- Settlement Water
- Currency Dollar (CAD)
- Phone Prefix +1
Sun & Local Time
- Local time 16:21
- Sunrise 07:19
- Sunset 17:59
- Day length 10 h 40 min
Nearby
Weather in La Grosse Roche
Current conditions and a 3-day (72-hour) weather forecast for La Grosse Roche, updated from the NOAA GFS model.
Now 4.7 C with mostly clear skies and a 1.8 m/s westerly wind. Next 24h: 2.5 to 12.7 C, max wind 4.9 m/s. No precipitation expected. Solar peaks near 219 W/m2.
Temperature
4.7 C
Wind
1.8 m/s W (257 deg)
Humidity
78 %
Pressure
1,020.3 hPa
Clouds
23 %
Precip
0.00 mm
Solar
0.0 W/m2
UV-B
n/a
| Hour | Temp (C) | Wind (m/s) | Dir (deg) | RH (%) | Pressure (hPa) | Precip (step/total mm) | Clouds (%) | Solar (W/m2) | UV-B (W/m2) |
|---|---|---|---|---|---|---|---|---|---|
| NOW | 4.7 | 1.8 | 257 | 78 | 1,020.3 | - / 0.00 | 23 | 0.0 | n/a |
| 6h | 12.7 | 1.9 | 28 | 61 | 1,020.1 | 0.00 / 0.00 | 39 | 218.7 | n/a |
| 12h | 8.2 | 4.9 | 39 | 62 | 1,024.3 | 0.00 / 0.00 | 0 | 136.8 | n/a |
| 18h | 4.8 | 3.7 | 23 | 65 | 1,027.2 | 0.00 / 0.00 | 0 | 0.0 | n/a |
| Tomorrow | 2.5 | 2.3 | 24 | 76 | 1,031.4 | 0.00 / 0.00 | 1 | 2.2 | n/a |
| 30h | 9.4 | 1.7 | 40 | 44 | 1,031.9 | 0.00 / 0.00 | 5 | 417.3 | n/a |
| 36h | 6.3 | 1.4 | 199 | 56 | 1,032.4 | 0.00 / 0.00 | 100 | 168.8 | n/a |
| 42h | 4.9 | 0.8 | 208 | 62 | 1,033.0 | 0.00 / 0.00 | 83 | 0.0 | n/a |
| Saturday | 3.2 | 1.6 | 240 | 68 | 1,034.5 | 0.00 / 0.00 | 93 | 1.9 | n/a |
| 54h | 11.6 | 2.4 | 263 | 44 | 1,032.6 | 0.00 / 0.00 | 0 | 346.7 | n/a |
| 60h | 7.1 | 1.8 | 229 | 61 | 1,033.2 | 0.00 / 0.00 | 0 | 166.6 | n/a |
| 66h | 4.9 | 1.7 | 240 | 66 | 1,033.4 | 0.00 / 0.00 | 5 | 0.0 | n/a |
| Sunday | 3.8 | 2.0 | 239 | 70 | 1,034.0 | 0.00 / 0.00 | 1 | 1.7 | n/a |
Source: NOAA GFS 0.25° (run 2026-10-22 12:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in La Grosse Roche?
Now 4.7 C with mostly clear skies and a 1.8 m/s westerly wind. Next 24h: 2.5 to 12.7 C, max wind 4.9 m/s. No precipitation expected. Solar peaks near 219 W/m2.
Is precipitation expected in the next 24 hours?
No measurable precipitation is expected in the next 24 hours.
When are sunrise and sunset in La Grosse Roche today?
Sunrise around 07:19 and sunset around 17:59 (local time). Day length about 10h 40m.
What is the local time in La Grosse Roche?
Local time is 16:21. Time zone: America/Toronto (UTC-04:00).
What type of place is La Grosse Roche?
La Grosse Roche is a shoals.
What is the elevation of La Grosse Roche?
DEM 19 m.
Where is La Grosse Roche located?
It is at 45.36228, -73.84859 (latitude, longitude).
Which country is La Grosse Roche in?
It is in Canada.
Links
- Wikidata entry Wikidata entry